GB1273934A - Method and device for obtaining a contact between reading heads and circulating magnetic memory systems - Google Patents

Method and device for obtaining a contact between reading heads and circulating magnetic memory systems

Info

Publication number
GB1273934A
GB1273934A GB20893/71A GB2089371A GB1273934A GB 1273934 A GB1273934 A GB 1273934A GB 20893/71 A GB20893/71 A GB 20893/71A GB 2089371 A GB2089371 A GB 2089371A GB 1273934 A GB1273934 A GB 1273934A
Authority
GB
United Kingdom
Prior art keywords
obtaining
contact
magnetic memory
memory systems
reading heads
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB20893/71A
Other languages
English (en)
Inventor
Jean-Claude Berard
Igor Melnick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie Internationale pour lInformatique
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Compagnie Internationale pour lInformatique
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Commissariat a lEnergie Atomique CEA, Compagnie Internationale pour lInformatique filed Critical Commissariat a lEnergie Atomique CEA
Publication of GB1273934A publication Critical patent/GB1273934A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction

Landscapes

  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Lubricants (AREA)
  • Paints Or Removers (AREA)
GB20893/71A 1970-02-13 1971-04-19 Method and device for obtaining a contact between reading heads and circulating magnetic memory systems Expired GB1273934A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7005126A FR2079807A5 (enExample) 1970-02-13 1970-02-13

Publications (1)

Publication Number Publication Date
GB1273934A true GB1273934A (en) 1972-05-10

Family

ID=9050584

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20893/71A Expired GB1273934A (en) 1970-02-13 1971-04-19 Method and device for obtaining a contact between reading heads and circulating magnetic memory systems

Country Status (4)

Country Link
BE (1) BE762353A (enExample)
DE (1) DE2106392A1 (enExample)
FR (1) FR2079807A5 (enExample)
GB (1) GB1273934A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127609A (en) * 1982-09-02 1984-04-11 Fuji Electrochemical Co Ltd A magnetic drum/head apparatus
JP2016048594A (ja) * 2014-08-27 2016-04-07 チェン ウォー テクノロジーズ リミテッド 延長高さを含むハードディスクドライブ底板の形成方法及び装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626941A (en) * 1983-05-26 1986-12-02 Fujitsu Limited Method and apparatus for suppressing the evaporation of lubricant film coated on magnetic disks of a disk storage

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127609A (en) * 1982-09-02 1984-04-11 Fuji Electrochemical Co Ltd A magnetic drum/head apparatus
JP2016048594A (ja) * 2014-08-27 2016-04-07 チェン ウォー テクノロジーズ リミテッド 延長高さを含むハードディスクドライブ底板の形成方法及び装置
US9522446B2 (en) 2014-08-27 2016-12-20 Cheung Woh Technologies Ltd. Method and apparatus for forming a hard disk drive base plate with an extended height
US10022826B2 (en) 2014-08-27 2018-07-17 Cheung Woh Technologies Ltd. Method and apparatus for forming a hard disk drive base plate with an extended height

Also Published As

Publication number Publication date
BE762353A (fr) 1971-07-16
DE2106392A1 (de) 1971-08-19
FR2079807A5 (enExample) 1971-11-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees